The most common and most likely answer to this crossword clue is the 7 letter word ENIGMAS
E
N
I
G
M
A
S
More clues leading to the result ENIGMAS
- Puzzles returned unchanged, including snare
- Recalled trap set in identical puzzles
- Setter’s upset over good answers to puzzles
- Setting up a trap in identical puzzles
- Problems arise for twin holding drink
- Puzzles formulated in games
- Twin full of spirit rejected such mysteries
- Posers like purchasing drink from the East
- Problems unchanged about drink being knocked back
- Posers like to hold a drink when reflecting
Buddy explains!

The straight part
We know that "they’re hard to understand" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case they’re hard to understand = enigmas.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does ENIGMAS mean?
ENIGMAS noun- Something or someone puzzling, mysterious or inexplicable.
- A riddle, or a difficult problem.